Can follow friend

lib/ui/screens/user_page_sections/about_user_section.dart

@@ -1,6 +1,10 @@
 import 'package:comunic/enums/user_page_visibility.dart';
+import 'package:comunic/helpers/friends_helper.dart';
 import 'package:comunic/models/advanced_user_info.dart';
 import 'package:comunic/models/displayed_content.dart';
+import 'package:comunic/models/friend_status.dart';
+import 'package:comunic/ui/widgets/FrienshipStatusWidget.dart';
+import 'package:comunic/ui/widgets/async_screen_widget.dart';
 import 'package:comunic/ui/widgets/text_widget.dart';
 import 'package:comunic/utils/date_utils.dart';
 import 'package:comunic/utils/intl_utils.dart';
@@ -24,9 +28,31 @@ class AboutUserSection extends StatefulWidget {
 }
 
 class _AboutUserSectionState extends State<AboutUserSection> {
+  FriendStatus _friendStatus;
+
+  final _screenKey = GlobalKey<AsyncScreenWidgetState>();
+
+  Future<void> _init() async {
+    if (!widget.user.isCurrentUser)
+      _friendStatus = await FriendsHelper().getFriendshipStatus(widget.user.id);
+  }
+
+  void _toggleRefresh() => _screenKey.currentState.refresh();
+
   @override
-  Widget build(BuildContext context) => ListView(
+  Widget build(BuildContext context) => AsyncScreenWidget(
+      key: _screenKey,
+      onReload: _init,
+      onBuild: _buildList,
+      errorMessage: tr("Failed to load user information!"));
+
+  Widget _buildList() => ListView(
         children: [
+          widget.user.isCurrentUser
+              ? Container()
+              : FriendshipStatusWidget(
+                  status: _friendStatus, onFriendshipUpdated: _toggleRefresh),
+
           // Account URL
           widget.user.hasPersonalWebsite
               ? ListTile(